Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quem era o Primeira Base quando o Shortstop era Zoilo Versalles?
 ###Tabelas: CREATE TABLE 2010-11_teams (2010-11_teams_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, City VARCHAR, Stadium VARCHAR, 2009 season VARCHAR, Group VARCHAR) CREATE TABLE opening_day_starting_lineups (opening_day_starting_lineups_id AUTO_INCREMENT PRIMARY KEY, Year INT, Catcher VARCHAR, First Baseman VARCHAR, Second Baseman VARCHAR, Shortstop VARCHAR, Third Baseman VARCHAR, Rightfielder VARCHAR, Centerfielder VARCHAR, Leftfielder VARCHAR, Starting Pitcher VARCHAR) CREATE TABLE b (b_id AUTO_INCREMENT PRIMARY KEY, Player VARCHAR, No. INT, Nationality VARCHAR, Position VARCHAR, Years for Grizzlies VARCHAR, School/Club Team VARCHAR) CREATE TABLE american_commercial_lines_200 (american_commercial_lines_200_id AUTO_INCREMENT PRIMARY KEY, Pos. INT, Car # INT, Driver VARCHAR, Make VARCHAR, Team VARCHAR) CREATE TABLE 2009_junior_classic_practice_times_and_leaderboard (2009_junior_classic_practice_times_and_leaderboard_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Rider VARCHAR, Mon 24 Aug VARCHAR, Tues 25 Aug VARCHAR, Wed 26 Aug VARCHAR, Thurs 27 Aug VARCHAR, Fri 28 Aug VARCHAR, Sat 29 Aug VARCHAR)  
SELECT First Baseman FROM opening_day_starting_lineups WHERE Shortstop = zoilo versalles